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###### QUESTION 3Suppose X, Y, Z are random variables such that E(XY) =20,E(x) =4,E(Z) = 10. Determine E(YZ) if X, Y are uncorrelated and Y,Z are independentNone of the alternatives is correct:50QUESTION 4There is 48% chance of rain today and 51% chance of rain tomorow. Assuming that the event that it rins today is independent of the cvent that it rains tOmorTow; what is the probability that thcre will be no rain today tomorow? Plcasc round thc answcr two dccimal placcs035 0.25 0.26 d.0.14 0.23

QUESTION 3 Suppose X, Y, Z are random variables such that E(XY) =20,E(x) =4,E(Z) = 10. Determine E(YZ) if X, Y are uncorrelated and Y,Z are independent None of the alternatives is correct: 50 QUESTION 4 There is 48% chance of rain today and 51% chance of rain tomorow. Assuming that the event that it rins today is independent of the cvent that it rains tOmorTow; what is the probability that thcre will be no rain today tomorow? Plcasc round thc answcr two dccimal placcs 035 0.25 0.26 d.0.14 0.23

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